EP3332099B1 - Ventiltrieb für eine brennkraftmaschine - Google Patents

Ventiltrieb für eine brennkraftmaschine Download PDF

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Publication number
EP3332099B1
EP3332099B1 EP16747791.8A EP16747791A EP3332099B1 EP 3332099 B1 EP3332099 B1 EP 3332099B1 EP 16747791 A EP16747791 A EP 16747791A EP 3332099 B1 EP3332099 B1 EP 3332099B1
Authority
EP
European Patent Office
Prior art keywords
cam follower
engagement element
cam
valve train
actuator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP16747791.8A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3332099A1 (de
Inventor
Patrick Altherr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mahle International GmbH
Original Assignee
Mahle International GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mahle International GmbH filed Critical Mahle International GmbH
Publication of EP3332099A1 publication Critical patent/EP3332099A1/de
Application granted granted Critical
Publication of EP3332099B1 publication Critical patent/EP3332099B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0005—Deactivating valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/12—Transmitting gear between valve drive and valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F01L1/181—Centre pivot rocking arms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
    • F01L1/267—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder with means for varying the timing or the lift of the valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0005—Deactivating valves
    • F01L2013/001—Deactivating cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • F01L2013/0052—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction with cams provided on an axially slidable sleeve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L2013/10—Auxiliary actuators for variable valve timing
    • F01L2013/101—Electromagnets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2305/00—Valve arrangements comprising rollers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2305/00—Valve arrangements comprising rollers
    • F01L2305/02—Mounting of rollers
EP16747791.8A 2015-08-07 2016-08-05 Ventiltrieb für eine brennkraftmaschine Active EP3332099B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015215123.9A DE102015215123A1 (de) 2015-08-07 2015-08-07 Ventiltrieb für eine Brennkraftmaschine
PCT/EP2016/068798 WO2017025477A1 (de) 2015-08-07 2016-08-05 Ventiltrieb für eine brennkraftmaschine

Publications (2)

Publication Number Publication Date
EP3332099A1 EP3332099A1 (de) 2018-06-13
EP3332099B1 true EP3332099B1 (de) 2021-03-03

Family

ID=56571332

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16747791.8A Active EP3332099B1 (de) 2015-08-07 2016-08-05 Ventiltrieb für eine brennkraftmaschine

Country Status (5)

Country Link
US (1) US10641142B2 (zh)
EP (1) EP3332099B1 (zh)
CN (1) CN107923270B (zh)
DE (1) DE102015215123A1 (zh)
WO (1) WO2017025477A1 (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017003439A1 (de) * 2017-04-08 2018-10-11 Man Truck & Bus Ag Variabler Ventiltrieb
DE102017213085A1 (de) 2017-07-28 2019-01-31 Mahle International Gmbh Kipphebelanordnung
DE102017216752A1 (de) * 2017-09-21 2019-03-21 Mahle International Gmbh Ventiltrieb für eine Brennkraftmaschine
DE102018209397A1 (de) 2018-06-13 2019-12-19 Mahle International Gmbh Ventilantriebsvorrichtung mit Umschalteinrichtung
JP6853837B2 (ja) * 2019-01-08 2021-03-31 本田技研工業株式会社 可変動弁装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19945340A1 (de) 1999-09-22 2001-03-29 Schaeffler Waelzlager Ohg Auf unterschiedliche Hübe für wenigstens ein Gaswechselventil umschaltbarer Ventiltrieb einer Brennkraftmaschine
DE102004008670B4 (de) 2004-02-21 2013-04-11 Schaeffler Technologies AG & Co. KG Ventiltrieb mit Nockenumschaltung für die Gaswechselventile eines 4-Takt-Verbrennungsmotors
DE102007010148A1 (de) * 2007-03-02 2008-09-04 Audi Ag Ventiltrieb für Gaswechselventile einer Brennkraftmaschine mit einem axial beweglichen Lager
DE102009005731B4 (de) * 2009-01-22 2020-01-09 Audi Ag Ventiltrieb für Gaswechselventile mit geneigter Doppel-Kugelraste
WO2011043301A1 (ja) * 2009-10-06 2011-04-14 ヤマハ発動機株式会社 エンジンの動弁装置
DE112009005395B4 (de) * 2009-11-25 2016-11-03 Toyota Jidosha Kabushiki Kaisha Variable Ventilbetätigungsvorrichtung für einen Verbrennungsmotor
DE102011116653B4 (de) * 2011-10-21 2023-11-09 Mercedes-Benz Group AG Ventiltriebvorrichtung
US8813699B2 (en) 2013-01-04 2014-08-26 Ford Global Technologies, Llc Actuator for lobe switching camshaft system
JP6059080B2 (ja) * 2013-05-16 2017-01-11 株式会社オティックス 内燃機関の可変動弁機構
DE102014210734A1 (de) * 2014-06-05 2015-12-17 Schaeffler Technologies AG & Co. KG Variabler Ventiltrieb für eine Zylindereinheit einer Hubkolbenbrennkraftmaschine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
EP3332099A1 (de) 2018-06-13
US10641142B2 (en) 2020-05-05
US20180216505A1 (en) 2018-08-02
WO2017025477A1 (de) 2017-02-16
CN107923270B (zh) 2020-03-17
DE102015215123A1 (de) 2017-02-09
CN107923270A (zh) 2018-04-17

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